Isotopes

News about Isotopes, including commentary and archival articles published in The New York Times.

Chronology of Coverage

Feb. 7, 2012

Obstacles continue to plague the effort to provide a reliable supply of technetium 99m, a radioactive isotope crucial to identifying heart and kidney disease and assisting in breast cancer surgery; among the obstacles is the fact that the recipe for tech 99 requires another isotope, made in nuclear reactors using weapon-grade uranium, which is increasingly hard to obtain. MORE

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